Optics Forum

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Strange optical phenomenon: lighting a candle in front of a TV screen
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What is the lifetime of a photon in a medium?
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3
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Optical wireless communication ideas
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10
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Effect of stacking diffraction gratings
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9
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Refraction of Light: Myth or Reality?
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41
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Doppler effect and how it affects the light spectrum
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3
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Trapping stiffness of optical tweezers
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8
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Frustrated Total Internal Reflection
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6
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Polarization of elliptical fiber modes
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2
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What is the meaning of polarization ratio?
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1
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Rearranging the equation for the cutoff condition in optical fibers
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2
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Light Reflection and Particle Size
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3
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How to find the length of a vector expressed in polar coordinates?
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15
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Polarization and intensity of a Gaussian beam
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4
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Real Fresnel diffraction experiment
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1
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Why is the edge of the light from my flashlight beam so blurry?
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1
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Wide-angle X-ray scattering (WAXS) spectroscopy
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1
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What Are the Key Differences Between Fresnel and Fraunhofer Diffraction?
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13
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Evanescent and Gradient force on an optical waveguide
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14
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A question about different lens setups imaging a rotating stick
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17
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Is the diffraction grating formula wrong?
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18
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Ray Diagram for an Experimental Lens Systems
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17
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Photographing diffraction grating interference patterns
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17
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Diffraction tomography, inverse scattering
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3
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Using polar coordinates in 1-dimensional problems
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3
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Refractive index of a prism using a spectrometer
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18
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Object magnified inside a cylinder of water
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20
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Rayleigh scattering formula on a colloidal system
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2
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Does the Thickness Affect a Semi-Mirror Spherical Lens' Characteristics?
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5
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Does the Coriolis force act on the propagation of light?
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7
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Methods for capturing a Fabry-Perot Interference Pattern
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2
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How can a single slit diffraction create an interference pattern?
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17
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Sodium Vapor Lamps (low pressure) for spectral calibration and diffraction work
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9
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Reflection of a wave by a rigid boundary
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1
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Homopolar Motor: Energy Input, Output, & Magnetic Field
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5
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Sound reflection & controversy in ray diagram of concave mirror
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1
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Why Is My Nd:YAG Laser Beam Quality Deteriorating?
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6
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2K
Why a force perpendicular to the velocity doesn't change the magnitude?
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46
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Drop in intensity when light is focused to a point (telescope mirror)
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8
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Do Multiple Diffraction Gratings Affect Interference Patterns?
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2
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Does the Ray Model of Light Apply to Radio Waves and Longer Wavelengths?
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12
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Gradient Force of an optical near field
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8
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Fourier transform fallacy? (Optics)
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29
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Strategy for interference problems
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2
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Learn the Fundamentals of the Diffraction Grating Spectrometer
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10
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Laser light vs "Regular" Light
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14
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I have a contradiction about refraction
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13
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Please help me understand how transverse waves reflect at a boundary
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13
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How long does a diffraction pattern take to form?
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9
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What Causes the Angle-Insensitive Colors in Bird Feathers and Butterfly Wings?
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6
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What is diffraction grating and how does it work?
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1
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Huygen's Principle doesn't necessarily imply the law of reflection
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7
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TE and TM modes in optical fibers
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9
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Moon Experiment: Laser Beam & Telescope for New Moon Phase
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17
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Interference Intensity: Questions & Answers
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7
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Question about wave interference and coherence
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8
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Understanding the Negative Sign in Laser Linewidth Calculation
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4
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Refractive index using a traveling microscope
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3
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Diffraction pattern due to a lens with focal length f
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2
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Airplane flight and the rotation of the Earth
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25
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Elliptically polarized light & partially-polarized light
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11
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Does Planck's relation apply to radio waves?
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17
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Is Visible Light Bremsstrahlung Observable in Transparent Mediums?
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6
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Can an object be halfway between focal point and diverging mirror?
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1
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Is the Fabry-Perot Interference Dependent on Pulse Duration?
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2
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Difference between "Inverse Scattering" and "Diffraction tomography"?
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1
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Can I read a book with an infrared led light?
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20
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Rayleigh limit in inverse scattering imaging
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1
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Understanding Diffraction at a Single Slit: Notes and Resources
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9
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Converting Velocity Formula: Polar to Cartesian
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6
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Scattering of Light in Different Media
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15
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Understanding the Multiple scattering effect
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2
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Question regarding the three polarizer paradox
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36
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Infrared energy absorption of H20 molecules as a percentage of energy
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2
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Describe the physics of a golf ball flight off the club face
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3
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Linear Polarization Interference: Can It Happen?
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2
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Do photons of different energies interact with each other?
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6
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Why does the speed of light change in different media?
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4
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Thought Experiment about light speed
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22
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How does the surface of a refracting prism become reflective?
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1
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An experiment to measure the Speed of Light
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14
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Why is the speed of light smaller in a medium?
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23
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Can a photon with energy greater than energy level difference of atom.
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3
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Why light reflected off of my calculator screen turns bluish?
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3
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MIT Material 10x Blacker Than Any Other: 99.995% Light Absorption
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Running a microwave oven empty
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5
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Could I build a plasma laser from this?
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14
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XRF, the Auger effect, scattering and noise.
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1
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Distance between light source and slits in the double slit
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Derivation about the wave interference
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2
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Light intensity profile along all radial distances
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4
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Shift in wavelength of photons from the Sun using energy argument
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3
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Can a convex reflection be corrected using a concave mirror?
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1
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Do the Fresnel equations of reflection apply to monochromatic light?
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2
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Location of a diffraction pattern
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9
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Which force is responsible for light's reflection in a surface?
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5
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What is the standard distance for viewing with a microscope?
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5
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Photon Polarization: Questions & Answers
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23
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How we see image inside the concave mirror when object is beyond C?
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2
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Does speed of light depend on the wavelength or frequency of it?
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2
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